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        ASA_XCA_AX_GADS
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<table class="header"><tr class="header"><td class="header">&nbsp;Supported ENVISAT Products</td><td class="header"
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<h2>Contains ASAR external calibration data</h2>

<p><font size="+1">&nbsp;&nbsp;Fields of ENVISAT <B>ASA_XCA_AX_GADS</B> Records</font></p>
<table border="1" cellpadding="4" cellspacing="0" width="100%">
<tr>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Index</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Identifier</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Field Type</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Field Length</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Description</font></td>
    <td BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><font size="+1"> Units</font></td>
</tr>
<tr>
    <td>0</td>
    <td><code>"dsr_time"</code></td>
    <td><a href="../../lang_types.html#MJD">MJD</a></td>
    <td>1</td>
    <td>Time of creation of this file</td>
    <td>MJD</td>
</tr>
<tr>
    <td>1</td>
    <td><code>"dsr_length"</code></td>
    <td><a href="../../lang_types.html#ULong">ULong</a></td>
    <td>1</td>
    <td>Length of this DSR in bytes</td>
    <td>bytes</td>
</tr>
<tr>
    <td>2</td>
    <td><code>"ext_cal_im_hh"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for IM mode, HH polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>3</td>
    <td><code>"ext_cal_im_vv"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for IM mode, VV polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>4</td>
    <td><code>"ext_cal_ap_hh"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for AP mode, HH polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>5</td>
    <td><code>"ext_cal_ap_vv"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for AP mode, VV polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>6</td>
    <td><code>"ext_cal_ap_hv"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for AP mode, HV polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>7</td>
    <td><code>"ext_cal_ap_vh"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for AP mode, VH polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>8</td>
    <td><code>"ext_cal_wv_hh"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for WV mode, HH polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>9</td>
    <td><code>"ext_cal_wv_vv"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>7</td>
    <td>External Calibration scaling factors for WV mode, VV polar. (7 values from swath IS1 to IS7)</td>
    <td>-</td>
</tr>
<tr>
    <td>10</td>
    <td><code>"ext_cal_ws_hh"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>External Calibration scaling factors for WS mode, HH polar.</td>
    <td>-</td>
</tr>
<tr>
    <td>11</td>
    <td><code>"ext_cal_ws_vv"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>External Calibration scaling factors for WS mode, VV polar.</td>
    <td>-</td>
</tr>
<tr>
    <td>12</td>
    <td><code>"ext_cal_gm_hh"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>External Calibration scaling factors for GM mode, HH polar.</td>
    <td>-</td>
</tr>
<tr>
    <td>13</td>
    <td><code>"ext_cal_gm_vv"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>External Calibration scaling factors for GM mode, VV polar.</td>
    <td>-</td>
</tr>
<tr>
    <td>14</td>
    <td><code>"elev_ang_is1"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS1</td>
    <td>deg.</td>
</tr>
<tr>
    <td>15</td>
    <td><code>"elev_ang_is2"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS2</td>
    <td>deg.</td>
</tr>
<tr>
    <td>16</td>
    <td><code>"elev_ang_is3_ss2"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS3 / SS2</td>
    <td>deg.</td>
</tr>
<tr>
    <td>17</td>
    <td><code>"elev_ang_is4_ss3"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS4 / SS3</td>
    <td>deg.</td>
</tr>
<tr>
    <td>18</td>
    <td><code>"elev_ang_is5_ss4"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS5 / SS4</td>
    <td>deg.</td>
</tr>
<tr>
    <td>19</td>
    <td><code>"elev_ang_is6_ss5"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS6 / SS5</td>
    <td>deg.</td>
</tr>
<tr>
    <td>20</td>
    <td><code>"elev_ang_is7"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for IS7</td>
    <td>deg.</td>
</tr>
<tr>
    <td>21</td>
    <td><code>"elev_ang_ss1"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>1</td>
    <td>Center of swath elevation angle for SS1</td>
    <td>deg.</td>
</tr>
<tr>
    <td>22</td>
    <td><code>"pattern_is1"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS1 (pattern is defined from Center of swath elevation angle -
        5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>23</td>
    <td><code>"pattern_is2"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS2 (pattern is defined from Center of swath elevation angle -
        5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>24</td>
    <td><code>"pattern_is3_ss2"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS3 / SS2 (pattern is defined from Center of swath elevation
        angle - 5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>25</td>
    <td><code>"pattern_is4_ss3"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS4 / SS3 (pattern is defined from Center of swath elevation
        angle - 5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>26</td>
    <td><code>"pattern_is5_ss4"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS5 / SS4 (pattern is defined from Center of swath elevation
        angle - 5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>27</td>
    <td><code>"pattern_is6_ss5"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS6 / SS5 (pattern is defined from Center of swath elevation
        angle - 5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>28</td>
    <td><code>"pattern_is7"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for IS7 (pattern is defined from Center of swath elevation angle -
        5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps.)</td>
    <td>dB</td>
</tr>
<tr>
    <td>29</td>
    <td><code>"pattern_ss1"</code></td>
    <td><a href="../../lang_types.html#Float">Float</a></td>
    <td>201</td>
    <td>Two-way Antenna Elevation Pattern Gain Table for SS1 (pattern is defined from Center of swath elevation angle -
        5 deg. to Center of Swath elevation angle + 5 deg. in 0.05 degree steps. )</td>
    <td>dB</td>
</tr>
<tr>
    <td>30</td>
    <td><code>"spare_1"</code></td>
    <td><a href="../../lang_types.html#Spare">Spare</a></td>
    <td>1</td>
    <td>Spare</td>
    <td>-</td>
</tr>
</table>
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